How to update && upgrade a Linux Distro – 5 Distros (5 Different command procedures)

How to update && upgrade a Linux Distro
5 Distros (5 Different command procedures)

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Ubuntu 17.10, CentOS 7.2, Fedora 26, Antergos 18.3 (ArchLinux rolling-release), OpenSuse 42

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Ubuntu 17.10

sudo apt update
sudo apt dist-upgrade
sudo update-manager
sudo do-release-upgrade

CentOS 6 & 7.2

cat /etc/redhat-release
yum check-update
yum update
yum upgrade

Fedora 26 –> 27
sudo dnf upgrade –refresh   # double dash without space between dashes
sudo dnf install dnf-plugin-system-upgrade
sudo dnf system-upgrade download –releasever=27   # last dash is double dash without space between dashes
sudo dnf system-upgrade reboot

Antergos 18.3 (ArchLinux rolling-release)

https://wiki.archlinux.org/index.php/System_maintenance#Upgrading_the_system

OpenSuse 42

https://en.opensuse.org/SDB:System_upgrade